39143545

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{839}}^1$

素因数の和:925

約数の個数: 32

約数和(自身を含む): 56770560

約数和(自身を除く): 17627015

約数列:

[1, 5, 7, 31, 35, 43, 155, 215, 217, 301, 839, 1085, 1333, 1505, 4195, 5873, 6665, 9331, 26009, 29365, 36077, 46655, 130045, 180385, 182063, 252539, 910315, 1118387, 1262695, 5591935, 7828709, 39143545]

約数ペア:

[(1, 39143545), (5, 7828709), (7, 5591935), (31, 1262695), (35, 1118387), (43, 910315), (155, 252539), (215, 182063), (217, 180385), (301, 130045), (839, 46655), (1085, 36077), (1333, 29365), (1505, 26009), (4195, 9331), (5873, 6665)]